- Acklen, Ehrai W.2
- Acme Newspictures (New York, N.Y.)7
- Acme Photo (New York, N.Y.)1
- Acmie Lab1
- Acosta-Belén, Edna1
- Acox, Etheline J.2
- Active Voters1
- Acuff, J. W. (James W.), 1864–19371
- Acuff, Stewart, 1954-1
- Acuff-Rose Artists Publications1
- Ad Hoc Committee in Defense of Life148
- Ad Hoc Committee to Defend the Right to Teach1
- Ada Graham (Ada Belle Graham, "Gumshee"), April 24, 1902-April 30, 19831
- Adair's Atlanta1
- Adair, Augustus Alven2
- Adair, Cornie1
- Adair, Joseph H.1
- Adair, Lloyd3
- Adair, Onzelow1
- Adair, Robin, 1878-1
